| Company | Timeline | Status | |
| Opengosim Limited Director • Director | 25 Nov 2020←5 Years→Current | Active | |
| Cognitive Geology Limited Director • Petroleum Engineer | 9 Feb 2016←6 Years→19 Jan 2023 | Dissolved | |
| CB Technology Group Limited Director • Director | 23 Dec 2014←8 Years→3 Sep 2023 | Active | |
| CB Technology Holdings Limited Director • Director | 23 Dec 2014←9 Years→3 Sep 2024 | Active | |
| C.B Technology Ltd Director • Director | 23 Dec 2014←9 Years→3 Sep 2024 | Active | |
| Tarnside Consulting Limited Director • Petroleum Engineer | 15 Apr 2011←9 Years→31 Aug 2020 | Active | |
| Ormerod Consulting Ltd Director • None | 2 Jul 2010←15 Years→2 Dec 2025 | Dissolved | |
| Lux Assure Limited Director • Non-executive Director | 1 May 2010←12 Years→18 Apr 2023 | Dissolved | |
Ert (Scotland) Limited Director • Petroleum Engineer | 7 Aug 2007←3 Years→20 Aug 2010 | Dissolved | |
